Neto, J.D.L.G., Ribeiro, J.M.F. & Passos, M.A.B. (2019)

Two new species of Helicopsyche Siebold 1856 (Insecta: Trichoptera: Helicopsychidae) from Pará State, northern Brazil

. Zootaxa, 4565 (3), 420–426.